CVE-2021-31470: Foxit Reader U3D File Parsing Use-After-Free Remote Code Execution Vulnerability
First published: Fri May 07 2021(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit Reader 10.1.1.37576. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of U3D objects in PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-12947.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Foxitsoftware 3d | <=9.7.4.29600 | |
| Foxitsoftware 3d | <=9.7.4.29600 | |
| Foxitsoftware 3d | >=10.0.0.0<=10.1.3.37598 | |
| Foxitsoftware 3d | >=10.0.0.0<=10.1.3.37598 | |
| Microsoft Windows | ||
| Foxit Reader |
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Reference Links
Frequently Asked Questions
What is CVE-2021-31470?
CVE-2021-31470 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Foxit Reader.
How does CVE-2021-31470 work?
CVE-2021-31470 is exploited by remote attackers through user interaction, such as visiting a malicious page or opening a malicious file.
What software is affected by CVE-2021-31470?
Foxit Reader versions up to and including 10.1.1.37576 are affected by CVE-2021-31470.
How severe is the vulnerability CVE-2021-31470?
The severity of CVE-2021-31470 is high with a CVSS score of 7.8.
How can I fix the vulnerability CVE-2021-31470?
To fix CVE-2021-31470, update Foxit Reader to version 10.1.3.37598 or later.
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